Fluency Calculator vs Speech Assist Switch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fluency Calculator
This tool accurately measures speech fluency by calculating syllables per minute and percentage of syllables stuttered. It offers visual and vibratory feedback for precise tallying, aiding speech pathologists and individuals who stutter.
- Syllables per minute calculation
- Percentage syllables stuttered calculation
- Visual and vibratory feedback
- Apple Watch app
- Dark Mode
- History and editing
- Export functionality
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Fluency Calculator is an effective tool to measure fluency. It is designed to easily and accurately assist with the calculation of SPM (syllables per minute) and %SS (% syllables stuttered). Visual and vibratory feedback assist with accurate tallying of syllables and stutters. Great for speech pathologists working in the area of fluency, or for people who stutter and their families. Features: Apple Watch app Dark Mode History Editing Export
Speech Assist Switch
This app provides Augmentative and Alternative Communication (AAC) for individuals with speech impairments, specifically designed for use with iOS Switch Control. It offers customizable scanning patterns and navigation to enhance control for users with motor difficulties on iPads.
- Customizable scanning patterns
- Page up/down navigation
- Categories and subcategories for phrases
- Phrase history
- Photo and symbol integration
- Speech recording or text-to-speech
- Full-screen message display
- iCloud backup and restore
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Speech Assist Switch is an AAC app for people who are speech impaired and is designed to be used with iOS Switch Control. With Switch Control people with motor difficulties can operate their iPad with a switch. The app has special features for scanning with iOS Switch Control like the option to adjust the scanning pattern and has page up/down navigation buttons to avoid scrolling. If you don’t need these features, the original app ‘Speech Assistant AAC’ is the better choice. Key features • The app is designed for the iPad. • Easy to use and completely customizable to your needs and preferences. • Categories and subcategories to organize your phrases. • History for quick access to previously typed phrases. • Option to select photos from your Photo Library or Symbols on the buttons. • Option to record speech or use one of the many iOS text-to-speech voices. • Full screen button to show your message with a large font. • iCloud backup and restore (also for recordings). Special features for iOS Switch Control • The scanning pattern can be adjusted in the settings. • All the button are created in one large grid. • The buttons can be made very small, in the settings you can choose from 6 to 12 buttons per row on an iPad. • The category buttons can be placed anywhere and it is possible to create subcategories. • Navigation through the pages can be done with page up/down buttons. • A special optional bar for the keyboard with buttons to move the cursor a letter or word. Scanning pattern • When iOS Switch Control is enabled, the default scanning pattern scans row by row and then button by button. This is not always efficient and therefore the scanning pattern can be adjusted in the settings: • The number of rows that will be grouped during scanning. • The number of buttons in a row that will be grouped during scanning. Categories and phrases • Add, change or delete your own (sub)categories and phrases. • You can create an unlimited number of categories to organize your phrases for quick access. • Create users with their own categories, phrases and voice for different languages, persons or situations. • In the settings you can quickly and easily edit multiple phrases at once. • Backup and Restore your categories and phrases to iCloud, also convenient for transferring them to another iPhone/iPad. Fully Customizable • The size of the buttons, the textbox and the text can be adjusted. • The app has various color schemes and you can also create a personal color scheme. • Change the colors of the icons on the buttons. Full screen • Show your message full screen with a very large font. • Useful for communicating in a noisy environment. • Button to rotate the text to show your message to the person opposite of you. Speech • Pronunciation corrections can be defined in the settings. • The rate and pitch of the speech can be adjusted. • Option to speak each Word or Character directly while typing. • Optional highlighting of the spoken words. • Pause and resume speaking by tapping the speak button (optional setting). Other features • Connect a bluetooth keyboard and create shortcuts for the functions Speak, Clear, Show and Attention Sound. • Button to share your message to mail, text and social media. • Attention sound button on Main and Full screen. • Option to select symbols from the set of 3400 Mulberry Symbols (mulberrysymbols.org) to place on the buttons. About the app • This app is developed by ASoft. • Ben Fullerton, who has Cerebral Palsy, has been a great help with the special features for iOS Switch Control. • For feedback or questions, please contact: speechassistant@asoft.nl Voices • The voice can be selected in the settings of the app. • The app uses the built-in iOS text-to-speech voices. • There are 90 voices in 27 languages available, for instance 9 English US, 6 English UK and 4 Australian voices available.
Screenshots
Verdict
The clearest difference is price: Fluency Calculator at $5.99 against Speech Assist Switch's $24.99. Fluency Calculator also leads on review sentiment (100% vs 75%) and chart position (#147 vs unranked). Speech Assist Switch's advantage is rating (4.3 vs 3.0) and update cadence (every 5 weeks vs every 6 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Fluency Calculator costs $5.99 and Speech Assist Switch $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Speech Assist Switch holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews complicate that: 100% of Fluency Calculator's written reviews are positive against 75% of Speech Assist Switch's, so the app with the better star average is not the one people write more warmly about.
Fluency Calculator ships an update every 6 months, Speech Assist Switch every 5 weeks. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.
| Parameter | Fluency Calculator | Speech Assist Switch |
|---|---|---|
| Price | $5.99 — better | $24.99 |
| Rating | 3.0 (2 ratings) | 4.3 (3 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | 2 | 3 — better |
| Update frequency | Every 6 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #147 — better | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 16.0 | 15.5 — better |
| Further details — not scored | ||
| Size | 3 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | JOY VENTURES PTY LTD | Ton Schalke |
Customer experience
Fluency Calculator
Speech Assist Switch
In-app purchases
Fluency Calculator
No in-app purchases
Speech Assist Switch
No in-app purchases
Questions
Is Fluency Calculator free?
Is Speech Assist Switch free?
Which has better reviews, Fluency Calculator or Speech Assist Switch?
Do Fluency Calculator or Speech Assist Switch have ads?
Which is updated more often, Fluency Calculator or Speech Assist Switch?
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